function addIconOk(elm,addfront){
	if (addfront==true) {
		elm.innerHTML = "<img src='/assets/img/勾.png' style='width:20px;'>&nbsp;"  + elm.innerHTML
	}else{
		elm.innerHTML =  elm.innerHTML+"<img src='/assets/img/绿勾.png' style='height:16px;margin-top:5px;'>"
	}
	
}

function addIconErr(elm,addfront){
	if (addfront==true) {
		elm.innerHTML =  "<img src='/assets/img/叉.png' style='width:20px;'>&nbsp;" + elm.innerHTML
	}else{
		elm.innerHTML =  elm.innerHTML+"<img src='/assets/img/红叉.png' style='height:16px;margin-top:5px;'>"
	}
}